Properties

Label 3783.1.g.j
Level $3783$
Weight $1$
Character orbit 3783.g
Self dual yes
Analytic conductor $1.888$
Analytic rank $0$
Dimension $2$
Projective image $D_{6}$
CM discriminant -3783
Inner twists $4$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [3783,1,Mod(3782,3783)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(3783, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1, 1]))
 
N = Newforms(chi, 1, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("3783.3782");
 
S:= CuspForms(chi, 1);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 3783 = 3 \cdot 13 \cdot 97 \)
Weight: \( k \) \(=\) \( 1 \)
Character orbit: \([\chi]\) \(=\) 3783.g (of order \(2\), degree \(1\), minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(1.88796294279\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{3}) \)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{2} - 3 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Projective image: \(D_{6}\)
Projective field: Galois closure of 6.2.18046283229.1

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of \(\beta = \sqrt{3}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta q^{2} + q^{3} + 2 q^{4} - \beta q^{6} + q^{7} - \beta q^{8} + q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \beta q^{2} + q^{3} + 2 q^{4} - \beta q^{6} + q^{7} - \beta q^{8} + q^{9} + \beta q^{11} + 2 q^{12} - q^{13} - \beta q^{14} + q^{16} + \beta q^{17} - \beta q^{18} - q^{19} + q^{21} - 3 q^{22} - \beta q^{23} - \beta q^{24} + q^{25} + \beta q^{26} + q^{27} + 2 q^{28} + \beta q^{33} - 3 q^{34} + 2 q^{36} + 2 q^{37} + \beta q^{38} - q^{39} - \beta q^{42} - 2 q^{43} + 2 \beta q^{44} + 3 q^{46} + q^{48} - \beta q^{50} + \beta q^{51} - 2 q^{52} - \beta q^{54} - \beta q^{56} - q^{57} - q^{61} + q^{63} - q^{64} - 3 q^{66} - q^{67} + 2 \beta q^{68} - \beta q^{69} - \beta q^{72} - 2 \beta q^{74} + q^{75} - 2 q^{76} + \beta q^{77} + \beta q^{78} + q^{79} + q^{81} + 2 q^{84} + 2 \beta q^{86} - 3 q^{88} - q^{91} - 2 \beta q^{92} - q^{97} + \beta q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 2 q^{3} + 4 q^{4} + 2 q^{7} + 2 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + 2 q^{3} + 4 q^{4} + 2 q^{7} + 2 q^{9} + 4 q^{12} - 2 q^{13} + 2 q^{16} - 2 q^{19} + 2 q^{21} - 6 q^{22} + 2 q^{25} + 2 q^{27} + 4 q^{28} - 6 q^{34} + 4 q^{36} + 4 q^{37} - 2 q^{39} - 4 q^{43} + 6 q^{46} + 2 q^{48} - 4 q^{52} - 2 q^{57} - 2 q^{61} + 2 q^{63} - 2 q^{64} - 6 q^{66} - 2 q^{67} + 2 q^{75} - 4 q^{76} + 2 q^{79} + 2 q^{81} + 4 q^{84} - 6 q^{88} - 2 q^{91} - 2 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/3783\mathbb{Z}\right)^\times\).

\(n\) \(781\) \(1262\) \(2329\)
\(\chi(n)\) \(-1\) \(-1\) \(-1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
3782.1
1.73205
−1.73205
−1.73205 1.00000 2.00000 0 −1.73205 1.00000 −1.73205 1.00000 0
3782.2 1.73205 1.00000 2.00000 0 1.73205 1.00000 1.73205 1.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3783.g odd 2 1 CM by \(\Q(\sqrt{-3783}) \)
3.b odd 2 1 inner
1261.c even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 3783.1.g.j yes 2
3.b odd 2 1 inner 3783.1.g.j yes 2
13.b even 2 1 3783.1.g.i 2
39.d odd 2 1 3783.1.g.i 2
97.b even 2 1 3783.1.g.i 2
291.c odd 2 1 3783.1.g.i 2
1261.c even 2 1 inner 3783.1.g.j yes 2
3783.g odd 2 1 CM 3783.1.g.j yes 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3783.1.g.i 2 13.b even 2 1
3783.1.g.i 2 39.d odd 2 1
3783.1.g.i 2 97.b even 2 1
3783.1.g.i 2 291.c odd 2 1
3783.1.g.j yes 2 1.a even 1 1 trivial
3783.1.g.j yes 2 3.b odd 2 1 inner
3783.1.g.j yes 2 1261.c even 2 1 inner
3783.1.g.j yes 2 3783.g odd 2 1 CM

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{1}^{\mathrm{new}}(3783, [\chi])\):

\( T_{2}^{2} - 3 \) Copy content Toggle raw display
\( T_{7} - 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} - 3 \) Copy content Toggle raw display
$3$ \( (T - 1)^{2} \) Copy content Toggle raw display
$5$ \( T^{2} \) Copy content Toggle raw display
$7$ \( (T - 1)^{2} \) Copy content Toggle raw display
$11$ \( T^{2} - 3 \) Copy content Toggle raw display
$13$ \( (T + 1)^{2} \) Copy content Toggle raw display
$17$ \( T^{2} - 3 \) Copy content Toggle raw display
$19$ \( (T + 1)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} - 3 \) Copy content Toggle raw display
$29$ \( T^{2} \) Copy content Toggle raw display
$31$ \( T^{2} \) Copy content Toggle raw display
$37$ \( (T - 2)^{2} \) Copy content Toggle raw display
$41$ \( T^{2} \) Copy content Toggle raw display
$43$ \( (T + 2)^{2} \) Copy content Toggle raw display
$47$ \( T^{2} \) Copy content Toggle raw display
$53$ \( T^{2} \) Copy content Toggle raw display
$59$ \( T^{2} \) Copy content Toggle raw display
$61$ \( (T + 1)^{2} \) Copy content Toggle raw display
$67$ \( (T + 1)^{2} \) Copy content Toggle raw display
$71$ \( T^{2} \) Copy content Toggle raw display
$73$ \( T^{2} \) Copy content Toggle raw display
$79$ \( (T - 1)^{2} \) Copy content Toggle raw display
$83$ \( T^{2} \) Copy content Toggle raw display
$89$ \( T^{2} \) Copy content Toggle raw display
$97$ \( (T + 1)^{2} \) Copy content Toggle raw display
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